Eutelsat 16A (16°E), 2013-09-16
Z1 News has left 11637.00MHz, pol.H (DVB-S2 SID:1930 PID:4001/4002 Czech), it is no longer transmitted by satellite in Europe.

 Eutelsat 16A (16°E), 2013-09-12
A new channel has started in DVB-S2 Clear: Z1 News (Czech republic) on 11637.00MHz, pol.H SR:30000 FEC:5/6 SID:1930 PID:4001/4002 Czech.

 Intelsat 10-02 (0.8°W), 2011-01-25
Digi TV: Z1 News has left 12686.00MHz, pol.V (DVB-S SID:1200 PID:646/879 Czech), it is no longer transmitted by satellite in Europe.

 Thor 6 (0.8°W), 2011-01-25
Direct One: Z1 News has left 11766.00MHz, pol.V (DVB-S SID:30213 PID:701/711 Czech)

 Astra 3B (23.5°E), 2011-01-25
SkyLink: Z1 News has left 11798.00MHz, pol.H (DVB-S SID:5033 PID:2723/2883 Czech)

 Intelsat 10-02 (0.8°W), 2010-09-11
Digi TV: New frequency for Z1 News: 12686.00MHz, pol.V (DVB-S SR:27500 FEC:3/4 SID:1200 PID:646/879 Czech- Nagravision 3).

 Astra 3B (23.5°E), 2010-06-17
Z1 News switched to Astra 3B satellite at 11798.00MHz, pol.H (DVB-S , 11798.00MHz, pol.H SR:27500 FEC:3/4 PID:2723/2883 Czech).

 Thor 6 (0.8°W), 2010-03-26
Direct One: A new channel has started in DVB-S Cryptoworks & Nagravision 3: Z1 News (Czech republic) on 11766.00MHz, pol.V SR:28000 FEC:7/8 SID:30213 PID:701/711 Czech.

 Astra 1G (31.5°E), 2009-02-19
Z1 News switched to Astra 1G satellite at 11798.00MHz, pol.H (DVB-S , 11798.00MHz, pol.H SR:27500 FEC:3/4 PID:2723/2883 Czech).

 Astra 1E, 2008-11-04
CS Link: Z1 News has left 11992.00MHz, pol.H (DVB-S SID:9011 PID:2672/2673 Czech)

 Astra 1E, 2008-10-01
SkyLink: New frequency for Z1 News: 11798.00MHz, pol.H (DVB-S SR:27500 FEC:3/4 SID:5033 PID:2723/2883 Czech- Clear).

 Astra 1E, 2008-08-25
CS Link: Z1 News (Czech republic) is now transmitted Free To Air (11992.00MHz, pol.H SR:27500 FEC:3/4 SID:9011 PID:2672/2673 Czech).

 Astra 1E, 2008-08-09
Z1 News is now encrypted in Cryptoworks (11992.00MHz, pol.H SR:27500 FEC:3/4 SID:9011 PID:2672/2673 Czech).

 Astra 1E, 2008-05-23
Z1 News is testing in DVB-S Clear on 11992.00MHz, pol.H SR:27500 FEC:3/4 SID:9011 PID:2672/2673 Czech.